Commodore Sir William James, 1st Baronet (5 September 1721 – 16 December 1783) was a Welsh naval officer and politician who sat in the British House of Commons representing West Looe from 1774 to 1783. James is best known for his career in India, where he served as an officer in the Bombay Marine, the navy of the East India Company (EIC), and led several successful campaigns against forces commanded by the Angre family.